2025 HJ1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2354249680 ± 1.96e-04
Semi-major axis (a)1.0138579494 AU ± 7.88e-05
Inclination (i)9.19472597° ± 9.51e-03
Long. of Asc. Node (Ω)212.74994014° ± 2.08e-03
Arg. of Perihelion (ω)235.42606480° ± 6.16e-03
Mean Anomaly (M)302.28975201° ± 5.34e-02
Mean Motion (n)0.9654873993°/day ± 1.13e-04
Perihelion dist (q)0.77517047 AU ± 2.07e-04
Aphelion dist (Q)1.25254542 AU ± 2.21e-04
Orbital Period1.02085877 yr ± 1.19e-04
Physical Parameters
H (abs. magnitude)25.35
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.255″
Uncertainty2
Orbit TypeApollo
MOID0.056229 AU
Observations Used32
Oppositions1
Arc Total2025-2025
First Observation Used2025-04-21
Last Observation Used2025-04-30
Observations (32)
Date Type RA Dec Mag Band Observatory
2025-04-21 04:04:46 C 12 27 34.747 -10 20 20.26 V G96
2025-04-21 04:12:52 C 12 27 35.118 -10 19 43.72 V G96
2025-04-21 04:20:59 C 12 27 35.492 -10 19 07.32 V G96
2025-04-21 04:29:07 C 12 27 35.910 -10 18 31.18 V G96
2025-04-21 06:27:18 C 12 27 41.370 -10 09 38.30 V 691
2025-04-21 06:38:17 C 12 27 41.840 -10 08 47.70 V 691
2025-04-21 06:49:16 C 12 27 42.350 -10 07 58.50 V 691
2025-04-21 08:24:13 C 12 27 46.760 -10 00 51.66 V V06
2025-04-21 08:27:08 C 12 27 46.930 -10 00 38.34 V V06
2025-04-21 08:30:02 C 12 27 47.088 -10 00 25.24 V V06
2025-04-22 04:02:20 C 12 29 09.60 -08 36 21.7 V H21
2025-04-22 04:06:29 C 12 29 09.78 -08 36 04.6 V H21
2025-04-22 04:11:20 C 12 29 09.99 -08 35 44.5 V H21
2025-04-22 04:53:24 C 12 29 13.848 -08 32 41.42 V I52
2025-04-22 04:57:47 C 12 29 14.089 -08 32 23.39 V I52
2025-04-23 01:50:28 C 12 30 34.550 -07 07 22.90 V 807
2025-04-23 01:56:23 C 12 30 34.790 -07 07 00.20 V 807
2025-04-23 02:02:06 C 12 30 35.030 -07 06 38.30 V 807
2025-04-24 04:24:35 C 12 32 11.173 -05 31 15.17 V I52
2025-04-24 04:31:18 C 12 32 11.450 -05 30 52.20 V I52
2025-04-24 04:38:00 C 12 32 11.717 -05 30 28.40 V I52
2025-04-24 04:44:41 C 12 32 11.958 -05 30 05.51 V I52
2025-04-26 01:00:22 C 12 34 43.960 -03 05 24.40 V 807
2025-04-26 01:06:11 C 12 34 44.170 -03 05 07.20 V 807
2025-04-26 01:11:48 C 12 34 44.370 -03 04 50.50 V 807
2025-04-29 01:46:47 C 12 38 31.500 +00 06 14.50 V 807
2025-04-29 01:55:28 C 12 38 31.810 +00 06 33.80 V 807
2025-04-29 02:03:58 C 12 38 32.080 +00 06 53.40 V 807
2025-04-30 05:02:03 C 12 39 52.225 +01 05 03.16 V V06
2025-04-30 05:10:03 C 12 39 52.484 +01 05 19.93 V V06
2025-04-30 05:18:04 C 12 39 52.744 +01 05 36.71 V V06
2025-04-30 05:26:47 C 12 39 53.032 +01 05 54.96 V V06